Finding the Fourth Proportional to 132,861,424.56, 183,348,880.05 and 74,124,098.79
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Solution
The fourth proportional to 132,861,424.56, 183,348,880.05 and 74,124,098.79 is: 102,291,320.02
Step by Step Solution
- Step 1: Write the proportion equation
132,861,424.56 : 183,348,880.05 = 74,124,098.79 : x - Step 2: Convert to fraction form
132,861,424.56/183,348,880.05 = 74,124,098.79/x - Step 3: Cross multiply
132,861,424.56x = 183,348,880.05 × 74,124,098.79 - Step 4: Simplify right side
132,861,424.56x = 13,590,570,497,862,062 - Step 5: Solve for x
x = 13,590,570,497,862,062/132,861,424.56 - Step 6: Final answer
x = 102,291,320.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.